import router from '@/router'
import store from '@/store'
import NProgress from 'nprogress' // Progress 进度条
import 'nprogress/nprogress.css'// Progress 进度条样式
import { AlertModule } from 'vux'

const whiteList = ['/login'] // 不重定向白名单
router.beforeEach((to, from, next) => {
  NProgress.start()
  store.dispatch('get_access_token', accessToken => {
    if (accessToken) {
      if (store.getters.roles.length === 0 || store.getters.routers === undefined) {
        store.dispatch('GetInfo').then(res => { // 拉取用户信息
          store.dispatch('GenerateRoutes', res.data).then(() => { // 生成可访问的路由表
            router.addRoutes(store.getters.addRouters) // 动态添加可访问路由表
            next({ ...to, replace: true }) // hack方法 确保addRoutes已完成 ,set the replace: true so the navigation will not leave a history record
          })
        }).catch((err) => {
          let message = 'Verification failed, please login again'
          if (err.response) {
            message = err.response.data.message
          }
          store.dispatch('FedLogOut').then(() => {
            AlertModule.show({
              content: message
            })
            next({ path: '/' })
          })
        })
      } else {
        next()
      }
    } else {
      if (whiteList.includes(to.path)) {
        next()
      } else {
        next(`/login?redirect=${to.path}`) // 否则全部重定向到登录页
        NProgress.done()
      }
    }
  })
})

router.afterEach(() => {
  NProgress.done() // 结束Progress
})
